Answer:
x = 14/3
y = 16.3333333333
Step-by-step explanation:
Step 1. equal them to each other and solve for x
2x + 7 = 5x - 7
5x - 2x = -14
3x = 14
x = 14/3
Step 2. Plug in the value of x and solve for y
y = 5x - 7
y = 16.3333333333
tadah!
Answer:
$36.50
Step-by-step explanation:
To find the price she paid, plug in 14 as m and simplify:
8.5 + 2m
8.5 + 2(14)
8.5 + 28
= 36.5
So, Polly paid $36.50
Answer:
Yes. It is true.
Step-by-step explanation:
12= 5(3) -3
12=15-3
12=12 therefore, it is true
Answer:
Its actually 31
Step-by-step explanation:
Try drawing it and counting the matches